baber/WOPTO huggingface dataset:
Patent JP-2002025121-A (JP)
Title: Optical recording medium and method and device for manufacturing the same
Inventor: KATO MASAHIRO
IPC: G11B7/24085
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide such an optical recording medium that readout signals with little distortion of waveform in the readout signal during reproducing information are obtained. SOLUTION: The optical recording medium has a groove information track and a land information track formed parallel to each other as a pair and periodically wobbling, a plurality of land prepits previously formed in the land information track to carry the information relating to the groove information track, and a recording layer formed on at least the groove information track and land information track. The land prepit is defined by a curved face which has the average radius of curvature smaller than the average radius of curvature of the side face of the groove information track in the segment where no land prepit is present and which is continued from the side face of the groove information track. The side face of the groove information track opposing to the continuous curved face of the land prepit is the curved face which narrows the groove information track.
Patent JP-2002029746-A (JP)
Title: Method for producing aqueous titanium tetrachloride solution
Inventor: HORIKAWA MATSUHIDE
IPC: C01G23/02
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a high purity aqueous titanium tetrachloride solution of stable quality on an industrial scale while preventing the generation of hydrochloric acid gas and the deposition of solid matter due to heat generation. SOLUTION: Titanium tetrachloride is fed into water in a reaction vessel 1 and reacted with the water to deposit titanium oxide hydrate. The concentration of chlorine in the reaction system is adjusted to >=3 mol/l by feeding titanium tetrachloride at >=0.1 mol/hr per 1 mol water, deposited titanium oxide hydrate is dissolved and titanium tetrachloride and water are separately and simultaneously fed to the reaction system containing the dissolved titanium oxide hydrate. The concentrations of titanium and chlorine in the resulting aqueous titanium tetrachloride solution are controlled by bringing air or an inert gas into contact with the solution in an aeration vessel 8.
Patent JP-2002025983-A (JP)
Title: Etching chamber equipped with movable shielding mechanism
Inventor: EGUCHI DAISUKE
IPC: C23F4/00
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide an etching chamber which can improve the etched grade and distribution of an oxide film when an etching device etches the surface of a substrate placed on a substrate holder in the chamber. SOLUTION: A shielding section installed between the substrate holder and the wall of the etching chamber is constituted of a fixed shielding section and a movable shielding section, and the movable shielding section is provided with a movable shielding mechanism which is proved at a position at which the mechanism opens and closes the transporting route of the substrate to the surface of the substrate holder.
Patent JP-2001039112-A (JP)
Title: Pneumatic tire for automobile
Inventor: METGE AXEL
IPC: B60C13/00
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To prevent damage of a bead part and lengthen the life of a tire by setting the radius of curvature of a carcass in the upper part above the maximum cross sectional width of the tire smaller than the radius of curvature of the carcass in the lower part in the case of assembling a no-load and no- pressure tire to a rim. SOLUTION: This tire is provided on a rim 10, and includes a tread 1, a belt connector 2, a side wall 3 and a bead part 4 having a bead wire 5, and a radial carcass 6. In this case, in the no-load and no-pressure state of the tire, concerning the respective connecting portions A, B of the carcass to the belt 2 and the rim 10 and a portion Bmax with the tire maximum cross sectional width, the length of the carcass 6 between A-Bmax is set to a radius of curvature R1, and the length of the carcass 6 between Bmax-B is set to a radius of curvature R2. The relationship between the respective radii of curvatures R1<R2, and the ratio of R1:R2 is set to 1:1.1 to 1:2.2 or 1:4 to 1:2.0.
Patent JP-2002021282-A (JP)
Title: Handrail device
Inventor: FURUSE KOJI
IPC: E04F11/18
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To allow easy and quick fitting operation for a handrail device. SOLUTION: In a recess groove part 20 provided on a lower surface 1a side of a handrail 1, a pair of hooking parts 22 and 22 which, extending inward, face each other with a specified gap 23 are provided. On a bracket 2 side, there are provided a fastening plate 5 butting against the lower surface sides of the hooking parts 22 and 22 of the handrail 1, and hooking pieces 9 and 9 which are, screwed to a handrail fixing screw 11 on the upper surface side of the fastening plate 5, allowed to pass the gap 23 on the handrail 1 side at a first rotational position while allowed to engage with the engaging parts 22 and 22 by striding the gap 23 at a second rotational position.  So, the engaging piece 9 is assembled to a rail member 3 from below the handrail 1 while no alignment with the fastening plate 5 of the engaging piece 9 is required, resulting in easy and quick fitting operation of the handrail device to a wall surface W, for improved workability.
Patent JP-2002017854-A (JP)
Title: Flow rate adjuster for medical liquid injector
Inventor: INOUE MITSUYOSHI
IPC: A61M5/168
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a flow rate adjuster for medical liquid injector by which a medical liquid can be injected into a patient instantly. SOLUTION: The flow rate adjuster consists of a casing 2, a pair of cylindrical members 6 to be installed in the casing 2 and a three-way cock 42 for switching the channel of the medical liquid in the adjuster 1. A spiral cone 7 having a spiral groove 71a is charged into one of the members 6. Thus, in the case of injecting the medical liquid into the patient, the medical liquid is introduced into the member 6 in which the cone 7 is not installed by operating the cock 42, thereby the medical liquid from the medical liquid reservation container passes through the inside of the member 6 without receiving the resistance of the cone 7. Thus, a flow rate is increased by a part for not passing through the cone 7 and air in the tube is pushed out speedily. Thus, the medical liquid can be injected into the patient instantly.
Patent JP-2002026933-A (JP)
Title: On-line monitoring system
Inventor: GOMI YUJI
IPC: H04L12/28
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide an on-line monitoring system that allows a plant manager to collect and store input output data of a controller in a plant without visiting a site for the purpose to quickly cope with a fault or a defect in the plant on the occurrence of it, allows the manager to predict deterioration over aging in the plant due to corrosion and fatigue or the like on the basis of the collected data so as to prevent faults or a defects due to the factors in advance and allows him to give a proper advice on the plant operation and maintenance. SOLUTION: A data collection personal computer 2 at a plant site collects input output data to/from the controller 3 ever moment and the data collection personal computer 2 and a monitor personal computer 4 installed at the plant manufacturer are connected via a communication channel 5, the data collected in the data collection personal computer 2 are transmitted and stored in the monitor personal computer 4 through the communication channel.
Patent JP-2002026437-A (JP)
Title: Substrate for optical inspection, optical inspection method using it, and optical module
Inventor: TAKEMURA KOJI
IPC: H01S5/00
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a substrate for optical inspection which can be applied to a high-speed module, an optical inspection method using the substrate, and an optical module loaded with an optical element. SOLUTION: The substrate P1 for optical inspection is provided with a substrate 11 having a plurality of optical element mounting areas on which a light emitting element and a light receiving element which receives the light emitted from the light emitting element are arranged, insulator layers 12 and 13 formed in a plurality of areas on the substrate 11, a signal line 15 and grounding conductor 16 connected to the electrode terminal of the light emitting element, and another signal line 17 and grounding conductor 1 connected to the electrode terminal of the light receiving element. The signal lines 15 and 17 of the light emitting and receiving elements are respectively laid on the separately formed insulator layers 12 and 13 and the grounding conductor of at least one of the light emitting and receiving elements is laid on one or both sides of the element.
Patent JP-2002033132-A (JP)
Title: Nonaqueous secondary battery
Inventor: YAMAMOTO TORU
IPC: H01M4/13
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a non-aqueous secondary battery having safety during high temperature storage while the energy density is kept high. SOLUTION: Firing during high temperature storage in the charged state can be restrained by mixing high molecular powder having endoergic peak from 100 deg.C to 150 deg.C both inclusive in differential thermal analysis with a positive electrode and/or a negative and/or an electrolyte by 0.1 wt.% to 4 wt.% for the positive and negative electrodes, 1 wt.% to 10 wt.% for the electrolyte.
Patent JP-2002031953-A (JP)
Title: Image forming device
Inventor: KOIKE TOSHIO
IPC: G03G15/08
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a developing device capable of keeping carrier amount uniform in the longitudinal direction of a developing sleeve and making toner concentration constant in the longitudinal direction of the developing sleeve even when the developing device is not in a horizontal state. SOLUTION: The developing device is equipped with a 1st regulating member 6a regulating the amount of developer 3a, a developer storing chamber A storing the developer 3a scraped down from the member 6a, and a toner hopper 8 arranged adjacently to the chamber A and supplying toner to a developer carrier 4. Furthermore, it is provided with a 2nd developer regulating member 6b, and the contact state of the developer 3a and the toner 11a is changed by the change of toner concentration on the carrier 4, so that the take-in of the toner is changed by the developer 3a on the developer carrier 4. The developing device 2 is provided with a developer bulk control member C controlling the developer amount in a developer storing chamber A on the downstream side of the member 6b in the chamber A.
Patent JP-2002029767-A (JP)
Title: Glass cutter
Inventor: MASUNARI KATSUSHI
IPC: C03B33/027
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To efficiently carve a cutting line for obtaining a rectangular glass plate in a simple structure. SOLUTION: In a glass cutter equipped with a cutter head mounting table 14 formed so as to be movable on an XY coordinate face along an upper face (a) of a working table 1, plural unit cutter head parts 21a-21f by which a cutting blade 30 faced to an X axial direction is supported so as to be freely driven in a vertical direction are arrayed in a Y axial direction and fixed so that the relative positions can be changed and controlled on the cutter head mounting stand, and the cutting blade 30 in at least one of the plural unit cutter head parts is arranged so as to be turnable around a shaft 29a which is almost orthogonal to the XY coordinate face.
Patent JP-2002031025-A (JP)
Title: Ignition coil for internal combustion engine
Inventor: HORII HIDESATO
IPC: H01F38/12
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To provide an ignition coil of high reliability capable of preventing the cracking causing the critical failure, of an insulating case by the thermal stress produced by the difference in linear expansion coefficients between an iron core and the synthetic resin insulating case in a thermal shock test when the iron-coil assembly is accommodated in an accommodation chamber in a state of placing the iron core on a loading part of the accommodation chamber of the synthetic resin insulating case. SOLUTION: An elastic insulating material layer 28 is formed on the loading part 23 of the insulating case for loading the iron core, in accommodating the iron core-coil assembly 10 in the synthetic resin insulating case 20.
Patent JP-2002034885-A (JP)
Title: Dishwashing dryer
Inventor: SUOU KIYOYUKI
IPC: A47L15/46
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To provide a dishwashing dryer capable of minimizing a lag in remaining time until the end of the operation process and nearly correctly displaying. SOLUTION: After remaining time judgment processing for the washing process (S16), minimum remaining operation time is set at a total (S43) of predicted high temperature rinsing time, drying time, drainage time before drying and the like by remaining time reduction processing (S17). During the washing process, when remaining display time reaches the minimum time (S43), at the point of reaching, the display of remaining operation time is maintained, and a lag from the actual operation time is minimized.  After remaining time judgment processing (S26) for the high temperature rinsing process, minimum remaining operation time is changed to a total of drying time, drainage time before drying and the like (S42) by remaining time reduction processing (S17) as in the washing process, whereby a great lag in remaining operation time displayed before drying simultaneously with the start of drying can be prevented.
Patent JP-2002036100-A (JP)
Title: Wafer polishing method and wafer polishing device
Inventor: INADA YASUO
IPC: B24B37/30
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To effectively polish and produce a wafer with high quality at a low cost. SOLUTION: The wafer 10 is held on a holding surface of a disk-shaped carrier plate 20. The carrier plate 20 is placed on a polishing surface of a polishing surface plate in a state that the holding surface 22 held by the wafer 20 is on a bottom side. The carrier plate 20 is pressed by a top ring for pressing from above, a polished surface 11 of the wafer 10 is pressed to be brought into press contact with the polishing surface, and the top ring and the polishing surface plate are relatively moved. Thus, the polished surface 11 is polished. Pressure of a ventilation part 24 for vacuum pressure reduction provided in the carrier plate 20 and facing the wafer 10 from the holding surface 22 is reduced to vacuum and the vacuum pressure reduction state is maintained to hold the wafer 10 on the holding surface 22 by vacuum suction.
Patent JP-2002041513-A (JP)
Title: Device and method for natural language processing and device and method for natural language dictionary generation
Inventor: MURATA TOSHIKI
IPC: G06F17/27
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To actualize a device and a method for natural language processing which can impose restrictions on a natural language pattern and evade a great increase in the capacity of a dictionary even when the restrictions are imposed. SOLUTION: The device and method perform syntax analysis and syntax generation by using a natural language pattern composed of an array of a language name, a left side, and a right side, and they have a pattern inspecting means (stage) for inspecting whether or not all or some of natural language patterns have center element information prescribing restrictions by origin and a center pattern element at origin propagation time in the left or right side and also an extracted natural language pattern is suitable to a tree structure in terms of the restriction by the origin and a pattern applying means (stage) where the natural language pattern is applied to the tree structure when it is suitable, and the restriction by the origin are propagated when the natural language pattern has the center element information.
Patent JP-2002040298-A (JP)
Title: Optical connector
Inventor: KOREEDA YUICHI
IPC: G02B6/38
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide an optical connector that properly carries out the positioning of an optical waveguide in the waveguide fixing groove of an optical connector housing. SOLUTION: In the optical connector having an optical waveguide held in a tubular housing with a square cross section; the housing 5 is provided with a waveguide fixing groove 50 formed in the axial direction; the waveguide fixing groove 50 is constituted of a bend-free flat side face 52 over the entire length, a bent side face 51 in which a tapered engaging face 511 is formed in a bent fashion near the tip end on the abutting face 59 side of the housing, and a bottom face 53; and a tapered part 41 is formed near the tip end on one side of the optical waveguide 4.
Patent JP-2002037819-A (JP)
Title: Modified polypropylene resin and method for producing the same
Inventor: MIHIRA KEITA
IPC: C08F255/02
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a modified polypropylene resin which has a large amount of an ethylenic unsaturated carboxylic acid, its anhydride or derivative, contains a small amount of the non-grafted unsaturated carboxylic acid has an excellent compatibility to other materials and a high molecular weight and which can be produced at a low cost. SOLUTION: The grafted polypropylene resin, of which the intrinsic viscosity [η]measured at 135 deg.C in decalin is 1 to 3 dl/g, the content of carboxylic acid containing the bond is 1 to 5 wt.%, the graft efficiency is 30% or more, the content of radical polymerizable monomer containing an aromatic group is 0.3 to 5 wt.% and the graft efficiency is 30% or more, is produced by mixing in the presence of a radical initiator a molten mixture, wherein a polypropylene resin of 80 to 99 pts.wt. having the viscosity of 3 to 8 dl/g, the unsaturated carboxylic acid, its anhydride or derivative of 20 to 1 pts.wt. and the monomer of 20 to 0.1 pts.wt. are contained.
Patent JP-2002000741-A (JP)
Title: Negative ion treatment unit
Inventor: YAMABE HIROSHI
IPC: A61N1/18
Filed: 2000-06-22
Abstract: PROBLEM TO BE SOLVED: To solve the problem of taking many hours for a treatment for a local part due to being devised so as to irradiate a negative ion to the whole body since a GND exists on the foot side though there exists a device for applying the negative ion in a conventional health appliance. SOLUTION: This devised unit can apply the negative ion only to a lesion part by using one as the GND by arranging plural probes so as to be capable of applying the negative ion only to the local part lost in an electric potential difference balance between the inside and outside of a cell. That is, the unit can remove pain in a relatively short time by gradually keeping a balance between in vivo electrons by neutralizing an in vivo positive ion with the negative ion by applying a negative electrode.
Patent JP-2002041988-A (JP)
Title: Cyber mall system, and server for cyber mall
Inventor: KATAOKA TORU
IPC: G06Q10/00
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To enhance convenience for a cyber mall user. SOLUTION: User registration is carried out from a user terminal 2 to a server 3 of a cyber mall after the user terminal accesses the server of the cyber mall, the server of the cyber mall receiving the user registration issues a user identifier to the user terminal, then the cyber mall server stores a using condition of the cyber mall by the user terminal to correspond to the user identifier by transmitting the user identifier to the server of the cyber mall when the user terminal uses the cyber mall, and the stored using condition is reflected to provide an image of the optimum constitution corresponding to the user identifier to the user terminal.
Patent JP-2002036144-A (JP)
Title: Holding plate and fixing device
Inventor: OKUSA KEIGO
IPC: B23Q3/06
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To rovide a holding plate capable of applying a uniform force to an abutting article, and a fixing device capable of correctly positioning a work. SOLUTION: This holding plate 50 mainly comprises an upper plate 52, a lower plate 53 and a handle 51. The handle 51 is mounted on the upper plate 52. A lower main surface of the upper plate 52 is fixed facing an upper main plate of the lower plate 53. The upper plate 52 and the lower plate 53 are fitted to each other via a connection member 54. The connection member 54 is a member for fixing the upper plate 52 to the lower plate 3 at a predetermined space, and formed of rubber, sponge, resin, or the like. The connection member 54 is fixed between the upper plate 52 and the lower plate 53 by the adhesive. Four connection members 4 are fitted between the upper plate 52 and the lower plate 53 symmetrically to the handle 51.
Patent JP-2002051277-A (JP)
Title: Digital broadcast receiver
Inventor: SHIRATO MITSUNORI
IPC: H04N5/44
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a digital broadcast receiver that can relieve an operation load in the case of selecting a view channel from channel retrieval results from genre retrieval. SOLUTION: When a user operates an operation section 11 to instruct genre retrieval, a control section 6 references auxiliary data (genre information) received from a data separation section 4 to retrieve a channel belonging to the retrieved genre among channels under broadcasting, excludes channels stored in a preset memory from the retrieval result and allows the retrieved channel on a display device 10. When the user selects one among the retrieval results displayed on the display device 10, the control section 6 controls a front end 2, a base band processing section 3, the data separation section 4, and an audio/ video decoder 5 to receive the selected channel, allows a speaker 8 to sound the audio signal and the display device 10 to display the video image.
Patent JP-2002017741-A (JP)
Title: Ligament hanging anchor
Inventor: YAMADA IKUSHI
IPC: A61B17/56
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a ligament hanging anchor sufficiently small, prevented from becoming loose at a loop part and hardly damaging the loop part and a ligament. SOLUTION: Two holes in a plate part for hanging a previously formed loop of band shape are obliquely opened to combine the loop of band shape having a sufficiently large width, with the sufficiently small plate part with strength. Looseness is prevented because of the loop formed in advance, the loop part and the ligament are hardly damaged because of the sufficiently large band width, and the plate part can be sufficiently small and provided with strength.
Patent JP-2001092193-A (JP)
Title: Automatic document transporting device
Inventor: MATSUO TAKESHI
IPC: G03G15/00
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To allow the sufficiently easy exchange of an endless belt (272) of a transporting belt mechanism (266) of an automatic document transporting device (2). SOLUTION: A swiveling frame (230) is mounted at a main frame (10) freely swivelably around a separation swiveling axis extending in proximity to a main frame swiveling axis in parallel thereto and this swiveling frame is freely releasably connected to the main frame by a connecting means. When the transporting belt mechanism is mounted at the swiveling frame and the main frame is located in a close position in the state of connecting the swiveling frame to the main frame by the connecting means, the transporting belt mechanism exists to face a transparent plate. When the main frame is located in an open position and the connection of the main frame and the swiveling frame by the connecting means is released, the swiveling frame mounted with the transporting belt mechanism may be separated by swiveling the same around the separation swiveling axis.